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Conditional and Logical Operator
Ternary Operator let accessAllowed; if (age > 18) { accessedAllowed = true; } else { ...
How To Install NodeJs + NPM (Linux)
1. Head to the official repository for Node.js distributio The link is right here: https://gith...
Virtual File System
Superblock Superblock is metadata about the filesystem. It define the name of the file system (e...
Diff Command Line Tool
https://www.computerhope.com/unix/udiff.htm#How%20diff%20Works
find glob expansion
When using regular expression in find, you have to quote the name parameter to prevent glob expan...
Echo Clear Previous Line
The escape string \033[0K will clear the entire line, this string are cross-platform so it will w...
Backslash Escapes
See link for valid information. This page is outdated. When you are working with special charact...
Disk Usage utility
df - File System Disk Usage The command df reports the total disk usage on the mounted file syst...
Regex Escape Characters
Backslash in /regex/ Expression When you are trying to create a literal backslash match in Ruby,...
What is *? In Regular Expression?
https://stackoverflow.com/questions/3075130/what-is-the-difference-between-and-regular-expressions